Home / 31,588,827.12-43,592,869.58-18,536,303.66

Finding the Fourth Proportional to 31,588,827.12, 43,592,869.58 and 18,536,303.66

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Solution

The fourth proportional to 31,588,827.12, 43,592,869.58 and 18,536,303.66 is: 25,580,268.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,588,827.12 : 43,592,869.58 = 18,536,303.66 : x
  2. Step 2: Convert to fraction form
    31,588,827.12/43,592,869.58 = 18,536,303.66/x
  3. Step 3: Cross multiply
    31,588,827.12x = 43,592,869.58 × 18,536,303.66
  4. Step 4: Simplify right side
    31,588,827.12x = 808,050,667,635,010.88
  5. Step 5: Solve for x
    x = 808,050,667,635,010.88/31,588,827.12
  6. Step 6: Final answer
    x = 25,580,268.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.